ISO 7858-1-1998 封闭管道中水流量的测量饮用冷水复式水表第1部分:规范
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【英文标准名称】:Measurementofwaterflowinclosedconduits-Combinationmetersforcoldpotablewater-Part1:Specifications
【原文标准名称】:封闭管道中水流量的测量饮用冷水复式水表第1部分:规范
【标准号】:ISO7858-1-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-07
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC30
【标准类型】:()
【标准水平】:()
【中文主题词】:流量测量;水;规范;管道;给水;饮用水;管;液体流动;仪表;水表;流动;定义
【英文主题词】:liquidflow;water-supplymeters;flowmeasurement;watersupply;definitions;potablewater;meters;tubes;water;flow;pipelines;specifications
【摘要】:
【中国标准分类号】:A50
【国际标准分类号】:91_140_60
【页数】:9P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforUseofScrapTiresinCivilEngineeringApplications
【原文标准名称】:土木工程应用中废弃轮胎使用的标准实施规程
【标准号】:ASTMD6270-2008e1
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D34.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:constructionpractices;landfills;leachate;lightweightfill;raillines;retainingwalls;roads;scraptires;TDA;tirechips;tirederivedaggregate;tireshreds;vibrationdamping;Construction--environmentalmaterials/applications;Landfill;Leachate
【摘要】:Thispracticeisintendedforuseofscraptiresincluding:tirederivedaggregate(TDA)comprisedofpiecesofscraptires,TDA/soilmixtures,tiresidewalls,andwholescraptiresincivilengineeringapplications.ThisincludesuseofTDAandTDA/soilmixturesaslightweightembankmentfill,lightweightretainingwallbackfill,drainagelayersforroads,landfillsandotherapplications,thermalinsulationtolimitfrostpenetrationbeneathroads,insulatingbackfilltolimitheatlossfrombuildings,vibrationdampinglayersforraillines,andreplacementforsoilorrockinotherfillapplications.Useofwholescraptiresandtiresidewallsincludesconstructionofretainingwalls,drainageculverts,road-basereinforcement,anderosionprotection,aswellasuseasfillwhenwholetireshavebeencompressedintobales.Itistheresponsibilityofthedesignengineertodeterminetheappropriatenessofusingscraptiresinaparticularapplicationandtoselectapplicabletestsandspecificationstofacilitateconstructionandenvironmentalprotection.Thispracticeisintendedtoencouragewiderutilizationofscraptiresincivilengineeringapplications.ThreeTDAfillswiththicknessesinexcessof7mhaveexperiencedaseriousheatingreaction.However,morethan100fillswithathicknesslessthan3mhavebeenconstructedwithnoevidenceofadeleteriousheatingreaction(1).GuidelineshavebeendevelopedtominimizeinternalheatingofTDAfills(2)asdiscussedin6.11.Theguidelinesareapplicabletofillslessthan3mthick.Thus,thispracticeshouldbeappliedonlytoTDAfillslessthan3mthick.1.1Thispracticeprovidesguidancefortestingthephysicalproperties,designconsiderations,constructionpractices,andleachategenerationpotentialofprocessedorwholescraptiresinlieuofconventionalcivilengineeringmaterials,suchasstone,gravel,soil,sand,lightweightaggregate,orotherfillmaterials.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.
【中国标准分类号】:G41
【国际标准分类号】:83_160_01
【页数】:22P.;A4
【正文语种】:英语
【英文标准名称】:MagneticFieldIntensityCriteriaforTelephoneCompatibilitywithHearingAids
【原文标准名称】:与助听器兼容的电话的磁场强度标准
【标准号】:ANSI/TIA/EIA504-A-1997
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:助听器;电话机;磁场强度;电信;电子工程
【英文主题词】:hearingaids;magneticfieldstrength;telecommunications;electronicengineering;telephonesets
【摘要】:Thisproposedstandardprovidesrequirementsforhandsettelephonesintendedforusewithhearingaidsandforreceive-amplifiedhandsettelephonesintendedforusebythehardofhearing.Thereceive-amplifiedhandsettelephonesareintendedfordirectcouplingtotheearorforacousticand/ormagneticcouplingtohearingaids.
【中国标准分类号】:M40
【国际标准分类号】:33_040_35
【页数】:
【正文语种】:英语
